
During four months on the getlago/lago-api and related repositories, Aquino Barbosa delivered multi-currency billing, unified payment method management, and robust data integrity features. Aquino implemented dynamic currency resolution for subscriptions and invoices, replacing hardcoded paths and aligning with provider behaviors using Ruby on Rails and ActiveRecord. He enhanced API reliability by deduplicating customer creation jobs and improving error handling for invoice synchronization. Aquino also expanded API schemas and front-end visibility for coupons and usage alerts, leveraging Go, TypeScript, and RSpec for testing and code quality. His work enabled international billing, reduced manual intervention, and improved operational resilience across the platform.
April 2026 — Lago API delivered multi-currency billing across subscriptions, wallets, and invoices by deriving invoice currency from the plan's amount_currency and using organization_default_currency as a safe fallback. Replaced hardcoded currency paths with dynamic resolution and added clean accessors. Also fixed data pipeline reliability by touching Invoice on InvoiceMetadata changes so updated_at bumps trigger re-sync via Prequel. Overall impact: enables international customers to bill in multiple currencies with accurate invoices, reducing manual intervention and improving revenue integrity. Technologies demonstrated: Ruby on Rails, ActiveRecord associations, RSpec tests, payment-provider integrations (Adyen, Moneyhash, Stripe), and data pipeline orchestration.
April 2026 — Lago API delivered multi-currency billing across subscriptions, wallets, and invoices by deriving invoice currency from the plan's amount_currency and using organization_default_currency as a safe fallback. Replaced hardcoded currency paths with dynamic resolution and added clean accessors. Also fixed data pipeline reliability by touching Invoice on InvoiceMetadata changes so updated_at bumps trigger re-sync via Prequel. Overall impact: enables international customers to bill in multiple currencies with accurate invoices, reducing manual intervention and improving revenue integrity. Technologies demonstrated: Ruby on Rails, ActiveRecord associations, RSpec tests, payment-provider integrations (Adyen, Moneyhash, Stripe), and data pipeline orchestration.
March 2026 performance summary across API, front-end, and client libraries focused on reliability, business value, and developer experience. Key outcomes include fixes to daily usage delta calculation, robust invoice synchronization error handling, expanded coupon visibility and multi-currency groundwork, lifetime usage alerts UI, and code quality improvements across the Go client. The work improved billing accuracy, operational resilience, and API/UI developer UX, enabling customers to manage subscriptions and invoicing more confidently.
March 2026 performance summary across API, front-end, and client libraries focused on reliability, business value, and developer experience. Key outcomes include fixes to daily usage delta calculation, robust invoice synchronization error handling, expanded coupon visibility and multi-currency groundwork, lifetime usage alerts UI, and code quality improvements across the Go client. The work improved billing accuracy, operational resilience, and API/UI developer UX, enabling customers to manage subscriptions and invoicing more confidently.
February 2026 monthly summary for Lago teams focused on delivering high-value features, hardening data integrity across external integrations, and expanding API capabilities. Key work centered on Lago API reliability, EU tax compliance, and OpenAPI schema enhancements to improve payment flexibility and user experience.
February 2026 monthly summary for Lago teams focused on delivering high-value features, hardening data integrity across external integrations, and expanding API capabilities. Key work centered on Lago API reliability, EU tax compliance, and OpenAPI schema enhancements to improve payment flexibility and user experience.
Concise monthly summary for 2026-01 focusing on delivering a cohesive, cross-provider payment methods feature and robust webhook handling in the Lago API, with emphasis on business value, reliability, and maintainable design.
Concise monthly summary for 2026-01 focusing on delivering a cohesive, cross-provider payment methods feature and robust webhook handling in the Lago API, with emphasis on business value, reliability, and maintainable design.

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